CAS No.3761-53-3,ACID RED 26 Suppliers,MSDS download

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Basic Information

Molecular Structure:
CAS No.:	3761-53-3
Name:	ACID RED 26

Formula:	C₁₈H₁₄N₂Na₂O₇S₂
Molecular Weight:	480.43
Synonyms:	2,7-Naphthalenedisulfonicacid, 4-[(2,4-dimethylphenyl)azo]-3-hydroxy-, disodium salt (9CI);C.I. AcidRed 26 (7CI);C.I. Acid Red 26, disodium salt (8CI);Ponceau Xylidine (6CI);1-(2,4-Xylylazo)-2-naphthol-3,6-disulfonic acid disodium salt;AcidLeather Red KPR;Acid Leather Red P 2R;Acid Leather Scarlet IRW;Acid Ponceau2RL;Acid Ponceau Special;Acid Scarlet;Acid Scarlet 2R;Acid Scarlet 2RL;Ahcocid FastScarlet R;Amacid Lake Scarlet 2R;Borunil Ponceau A 2R;Calcolake Scarlet 2R;Certicol Ponceau MXS;Colorosacid Scarlet;D and C Red No. 5;Disodium salt of1-(2,4-xylylazo)-2-naphthol-3,6-disulfonic acid;Edicol Supra Ponceau R;Food Red 5;Hexacol Ponceau 2R;Hexacol Ponceau MX;Hidacid Scarlet2R;Japan Red No. 503;Kiton Ponceau R;Naphthalene Lake Scarlet R;Naphthalene Scarlet R;Naphthazine Scarlet 2RN;Neklacid Red RR;Pigment Ponceau R;Ponceau 2R;Ponceau 2RL;Ponceau 2RX;Ponceau BNA;Ponceau G;Ponceau PXM;Ponceau R;Ponceau RR;PonceauRS;Ponceau Red R;Red No.503;Scarlet 2R;Scarlet 2RLBluish;Scarlet R;Tertracid Ponceau 2R;Xylidine Ponceau;Xylidine Red;
EINECS:	223-178-3
Melting Point:	>300℃
Solubility:	Slightly soluble in water
Appearance:	dark red to bordeaux fine powder
Hazard Symbols:	Xn, T
Risk Codes:	40-45
Safety:	36-53-45
PSA:	176.11000
LogP:	5.54740

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Chemistry

IUPAC Name: Disodium 4-[(2,4-dimethylphenyl)hydrazinylidene]-3-oxonaphthalene-2,7-disulfonate
Empirical Formula: C₁₈H₁₄N₂Na₂O₇S₂
Molecular Weight: 480.4225
EINECS: 223-178-3
Product Categories: Organics
Classification Code of Food Red No. 101 (CAS NO.3761-53-3): Mutation data; Tumor data

Uses

Food Red No. 101 (CAS NO.3761-53-3) is a red azo dye used in histology for staining.

Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	2gm/kg (2000mg/kg)	BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: ANTIPSYCHOTIC	Food and Cosmetics Toxicology. Vol. 4, Pg. 375, 1966.
mouse	LD50	intravenous	1530mg/kg (1530mg/kg)	BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD	Science Reports of the Research Institutes, Tohoku University, Series C: Medicine. Vol. 36(1-4), Pg. 10, 1989.
mouse	LD50	oral	> 6600mg/kg (6600mg/kg)		Science Reports of the Research Institutes, Tohoku University, Series C: Medicine. Vol. 36(1-4), Pg. 10, 1989.
rat	LD50	intraperitoneal	> 1gm/kg (1000mg/kg)		Food and Cosmetics Toxicology. Vol. 4, Pg. 375, 1966.
rat	LD50	oral	23160mg/kg (23160mg/kg)	BEHAVIORAL: MUSCLE WEAKNESS BEHAVIORAL: ATAXIA	Bromatologia i Chemia Toksykologiczna. Vol. 21, Pg. 65, 1988.

Consensus Reports

IARC Cancer Review: Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 (1987),p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 8 (1975),p. 189.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . Reported in EPA TSCA Inventory.

Safety Profile

Hazard Codes: Harmful Xn, Toxic T
Risk Statements: 40-45
R45:May cause cancer.
R40:Limited evidence of a carcinogenic effect.
Safety Statements: 36-53-45
S36:Wear suitable protective clothing.
S53:Avoid exposure - obtain special instructions before use.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
WGK Germany: 3
RTECS: QJ6825000
Moderately toxic by intraperitoneal route. Questionable carcinogen with experimental carcinogenic and tumorigenic data. Mutation data reported. When heated to decomposition it emits toxic fumes of NO_x and SO_x.

Specification

Food Red No. 101 (CAS NO.3761-53-3), its Synonyms are Ponceau MX ; 1-(2,4-Xylylazo)-2-naphthol-3,6-disulfonic acid, disodium salt ; 1-(2,4-Xylylazo)-2-naphthol-3,6-disulphonic acid, disodium salt ; 1-Xylylazo-2-naphthol-3,6-disulfonic acid, disodium salt ; 1-Xylylazo-2-naphthol-3,6-disulphonic acid, disodium salt ; 1695 Red ; 2,7-Naphthalenedisulfonic acid, 4-((2,4-dimethylphenyl)azo)-3-hydroxy-, disodium salt ; 3-Hydroxy-4-(2,4-xylylazo)-2,7-naphthalenedisulfonic acid, disodium salt ; 3-Hydroxy-4-(2,4-xylylazo)-2,7-naphthalenedisulphonic acid, disodium salt ; 4-((2,4-Dimethylphenyl)azo)-3-hydroxy-2,7-naphthalenedisulfonic acid, disodium salt ; 4-((2,4-Dimethylphenyl)azo)-3-hydroxy-2,7-naphthalenedisulphonic acid, disodium salt ; Acetacid Red J ; Acid Leather Red KPR ; Acid Leather Red P2R ; Acid Leather Scarlet IRW ; Acid Ponceau 2RL ; Acid Ponceau R ; Acid Ponceau Special ; Acid Red 26 ; Acid Scarlet ; Acid Scarlet 2B ; Acid Scarlet 2BN ; Acid Scarlet 2R ; Acid Scarlet 2R FOR Lakes Bluish . It is dark red to bordeaux fine powder. It is easily soluble in water and slightly in ethanol. It usually comes as a disodium salt.